package ch15.上机实践模板代码.实验2;

import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;

import javax.swing.JButton;
import javax.swing.JFrame;

public class Hua_Rong_Road extends JFrame implements MouseListener, KeyListener, ActionListener {
	Person person[] = new Person[10];
	JButton left, right, above, below;
	JButton restart = new JButton("重新开始");

	public Hua_Rong_Road() {
		init();
		setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
		setBounds(100, 100, 320, 500);
		setVisible(true);
		validate();
	}

	public void init() {
		setLayout(null);
		add(restart);
		restart.setBounds(100, 320, 120, 35);
		restart.addActionListener(this);
		String name[] = { "曹操", "关羽", "张", "刘", "周", "黄", "兵", "兵", "兵", "兵" };
		for (int k = 0; k < name.length; k++) {
			person[k] = new Person(k, name[k]);
			person[k].addMouseListener(this);
			person[k].addKeyListener(this);
			add(person[k]);
		}
		person[0].setBounds(104, 54, 100, 100);
		person[1].setBounds(104, 154, 100, 50);
		person[2].setBounds(54, 154, 50, 100);
		person[3].setBounds(204, 154, 50, 100);
		person[4].setBounds(54, 54, 50, 100);
		person[5].setBounds(204, 54, 50, 100);
		person[6].setBounds(54, 254, 50, 50);
		person[7].setBounds(204, 254, 50, 50);
		person[8].setBounds(104, 204, 50, 50);
		person[9].setBounds(154, 204, 50, 50);
		person[9].requestFocus();
		left = new JButton();
		right = new JButton();
		above = new JButton();
		below = new JButton();
		add(left);
		add(right);
		add(above);
		add(below);
		left.setBounds(49, 49, 5, 260);
		right.setBounds(254, 49, 5, 260);
		above.setBounds(49, 49, 210, 5);
		below.setBounds(49, 304, 210, 5);
		validate();
	}

	public void keyTyped(KeyEvent e) {
	}

	public void keyReleased(KeyEvent e) {
	}

	public void keyPressed(KeyEvent e) {
		Person man = (Person) e.getSource();
		if (e.getKeyCode() == KeyEvent.VK_DOWN)
			go(man, below);
		if (e.getKeyCode() == KeyEvent.VK_UP)
			go(man, above);
		if (e.getKeyCode() == KeyEvent.VK_LEFT)
			go(man, left);
		if (e.getKeyCode() == KeyEvent.VK_RIGHT)
			go(man, right);
	}

	public void mousePressed(MouseEvent e) {
		Person man = (Person) e.getSource();
		int x = -1, y = -1;
		x = e.getX();
		y = e.getY();
		int w = man.getBounds().width;
		int h = man.getBounds().height;
		if (y > h / 2)
			go(man, below);
		if (y < h / 2)
			go(man, above);
		if (x < w / 2)
			go(man, left);
		if (x > w / 2)
			go(man, right);
	}

	public void mouseReleased(MouseEvent e) {
	}

	public void mouseEntered(MouseEvent e) {
	}

	public void mouseExited(MouseEvent e) {
	}

	public void mouseClicked(MouseEvent e) {
	}

	public void go(Person man, JButton direction) {
		boolean move = true;
		Rectangle manRect = man.getBounds();
		int x = man.getBounds().x;
		int y = man.getBounds().y;
		if (direction == below)
			y = y + 50;
		else if (direction == above)
			y = y - 50;
		else if (direction == left)
			x = x - 50;
		else if (direction == right)
			x = x + 50;
		manRect.setLocation(x, y);
		Rectangle directionRect = direction.getBounds();
		for (int k = 0; k < 10; k++) {
			Rectangle personRect = person[k].getBounds();
			if ((manRect.intersects(personRect)) && (man.number != k))
				move = false;
		}
		if (manRect.intersects(directionRect))
			move = false;
		if (move == true)
			man.setLocation(x, y);
	}

	public void actionPerformed(ActionEvent e) {
		dispose();
		new Hua_Rong_Road();
	}
}
